Greenville, Texas

Last updated: 6:01 AM CDT  ·  Refresh
26°C
Feels like 28°
Clear
▲ 37°  /  ▼ 23°
Wind
6 mph S
Humidity
81%
Dew Point
22°
Pressure
29.42 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
5%
Sunrise
7:04 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Greenville is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1467 J/kg) — isolated convective development possible. Sunrise: 7:04AM · Sunset: 7:37PM.

Alerts

No active alerts for this location.
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
3%
7 AM
23°
19%
8 AM
24°
20%
9 AM
26°
21%
10 AM
29°
21%
11 AM
31°
21%
12 PM
33°
21%
1 PM
34°
25%
2 PM
36°
38%
3 PM
36°
38%
4 PM
36°
46%
5 PM
36°
47%
6 PM
36°
49%
7 PM
34°
40%
8 PM
33°
41%
9 PM
31°
40%
10 PM
29°
33%
11 PM
29°
37%
12 AM
28°
46%
1 AM
26°
47%
2 AM
27°
47%
3 AM
26°
44%
4 AM
26°
32%
5 AM
25°
35%
7-Day Forecast
Today
37° 23°
Mostly Clear with a 49% chance of rain.
Fri
37° 23°
Mostly Clear with a 60% chance of rain.
Sat
39° 22°
Clear.
Sun
37° 22°
Clear.
Mon
38° 23°
Clear.
Tue
38° 23°
Clear.
Wed
37° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 3% 6 mph S 81%
7 AM 23° Clear 19% 6 mph S 81%
8 AM 24° Clear 20% 7 mph S 75%
9 AM 26° Clear 21% 9 mph SSW 68%
10 AM 29° Clear 21% 9 mph SSW 60%
11 AM 31° Clear 21% 8 mph SSW 53%
12 PM 33° Clear 21% 7 mph SSW 46%
1 PM 34° Mostly Clear 25% 7 mph SSW 40%
2 PM 36° Mostly Clear 38% 7 mph SSW 38%
3 PM 36° Mostly Clear 38% 8 mph S 37%
4 PM 36° Mostly Clear 46% 9 mph S 36%
5 PM 36° Mostly Clear 47% 7 mph S 39%
6 PM 36° Partly Cloudy 49% 8 mph S 42%
7 PM 34° Mostly Cloudy 40% 9 mph SSE 46%
8 PM 33° Mostly Cloudy 41% 7 mph SSE 52%
9 PM 31° Mostly Cloudy 40% 9 mph SE 59%
10 PM 29° Overcast 33% 10 mph SE 65%
11 PM 29° Drizzle 37% 7 mph E 69%
12 AM 28° Rain 46% 8 mph NW 73%
1 AM 26° Rain 47% 10 mph NW 76%
2 AM 27° Rain 47% 8 mph WNW 78%
3 AM 26° Rain 44% 6 mph WSW 80%
4 AM 26° Overcast 32% 6 mph SW 82%
5 AM 25° Mostly Cloudy 35% 4 mph S 83%
15-Day Forecast
Today
9/10
Mostly Clear
49%
23°
37°
Fri
9/11
Mostly Clear
60%
23°
37°
Sat
9/12
Clear
6%
22°
39°
Sun
9/13
Clear
7%
22°
37°
Mon
9/14
Clear
10%
23°
38°
Tue
9/15
Clear
7%
23°
38°
Wed
9/16
Clear
15%
23°
37°
Thu
9/17
Rain
53%
23°
37°
Fri
9/18
Drizzle
53%
20°
33°
Sat
9/19
Drizzle
47%
18°
32°
Sun
9/20
Drizzle
60%
21°
32°
Mon
9/21
Drizzle
60%
21°
32°
Tue
9/22
Drizzle
60%
19°
32°
Wed
9/23
Drizzle
60%
20°
32°
Thu
9/24
Clear
25%
20°
32°
44
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
41 AQI 7.5 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 44 41
Fri 48 Good 48 34
Sat 34 Good 34 29
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Thu Sep 10, 09:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE766 J/kg
MLCAPE452 J/kg
MUCAPE766 J/kg
SBCIN-219 J/kg
MLCIN-202 J/kg
Lifted Index-2.2
Kinematics
0–6 km Shear3 kt
0–1 km Shear14 kt
Eff. Shear3 kt
0–1 km SRH-63
0–3 km SRH3
Eff. SRH3
Storm Motion145° @ 20 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.1
Thermo & Levels
PWAT1.65 in
0–3 km LR4.9 °C/km
700–500 LR5.9 °C/km
Total Totals44.1
LCL945 hPa
LFC682 hPa
EL215 hPa
Freezing Lvl15,787 ft